Home / 55,021.68-75,976.46-34,914.24

Finding the Fourth Proportional to 55,021.68, 75,976.46 and 34,914.24

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Solution

The fourth proportional to 55,021.68, 75,976.46 and 34,914.24 is: 48,211.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,021.68 : 75,976.46 = 34,914.24 : x
  2. Step 2: Convert to fraction form
    55,021.68/75,976.46 = 34,914.24/x
  3. Step 3: Cross multiply
    55,021.68x = 75,976.46 × 34,914.24
  4. Step 4: Simplify right side
    55,021.68x = 2,652,660,358.79
  5. Step 5: Solve for x
    x = 2,652,660,358.79/55,021.68
  6. Step 6: Final answer
    x = 48,211.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.